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World Checklist of Selected Plant Families (WCSP)

Calamagrostis erecta Beal, Grass. N. Amer. 2: 340 (1896).

This name is a synonym.

Accepted Name: Peyritschia orizabae (Rupr. ex E.Fourn.) P.M.Peterson, Soreng, Romasch. & Barberá, Phytoneuron 2019-39: 19 (2019).
Family: Poaceae
The Poaceae generic classification system originated from the GrassBase database, originally based on Genera Graminum (1985). Work is in progress to update this to a new globally accepted and collaborative generic classification based on the latest research.
Homotypic Names:

* Achaeta plumosa E.Fourn., Mexic. Pl. 2: 109 (1886).

Calamagrostis plumosa (E.Fourn.) Scribn. ex Beal, Grass. N. Amer. 2: 348 (1896), nom. illeg.

* Basionym/Replaced Synonym

Original Compiler: W.D.Clayton, R.Govaerts, K.T.Harman, H.Williamson & M.Vorontsova